Dog vest



FIG. 1 is a top, front, left side perspective view of a dog vest, showing our new design within an environment of use;

FIG. 2 is a top, front, right side perspective view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a top plan view thereof.

The broken lines depicting a dog represent environmental subject matter that forms no part of the claimed design. 

CLAIM The ornamental design for a dog vest, as shown and described herein. 